PS Group Interview Questions and Answers

STP stands for Sewage Treatment Plant, which is used to treat wastewater before releasing it back into the environment.

• There are different types of STPs such as activated sludge process, sequencing batch reactor, and membrane bioreactor.

• The type of STP used depends on factors like the volume of wastewater to be treated, space availability, and treatment requirements.

• For example, an activated sludge process is commonly ...read more

Tiles are laid following the arrows behind them to ensure proper alignment and pattern continuity.

• Arrows indicate the direction in which the pattern on the tiles should be aligned.

• Following the arrows helps maintain consistency in the pattern layout.

• It ensures that the tiles are installed in the correct orientation for a visually appealing finish.

Tiles are laid by spreading adhesive on the surface and then placing the tiles in a desired pattern. They are leveled using a spirit level to ensure a flat surface.

• Spread adhesive on the surface evenly

• Place tiles in desired pattern, starting from the center and working outwards

• Use a spirit level to ensure tiles are level and flat

• Make adjustments as needed to maintain levelness

• Allow adhesive to dry before grouting the t

ld stands for lap length. Minimum diameter of steel for column depends on the load and design requirements.

• ld stands for lap length, which is the length of overlap required for splicing reinforcement bars.

• Minimum diameter of steel for column is determined based on the load carrying capacity and design specifications.

• The minimum diameter of steel for a column can vary depending on factors such as the type of column, the